Acacia dealbata will survive a couple of bursts of frost of up to -10C but it does not thrive in cold places. The variety subalpina is hardier than the type.

Heidi Hirsch, David M. Richardson, Aníbal Pauchard, Johannes J. Le Roux, Genetic analyses reveal complex introduction histories for the invasive tree Acacia dealbata Link around the world, Diversity ...

A few, such as Acacia dealbata and Acacia melanoxylon, have the potential to become invasive, but many others are well-behaved and make welcome additions to our gardens.